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lua/postprocess/dof.lua

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+--[[
+| This file was obtained through the combined efforts
+| of Madbluntz & Plymouth Antiquarian Society.
+|
+| Credits: lifestorm, Gregory Wayne Rossel JR.,
+| 	Maloy, DrPepper10 @ RIP, Atle!
+|
+| Visit for more: https://plymouth.thetwilightzone.ru/
+--]]
+
+
+CreateClientConVar( "pp_dof", "0", false, false )
+
+local pp_dof_initlength = CreateClientConVar( "pp_dof_initlength", "256", true, false )
+local pp_dof_spacing = CreateClientConVar( "pp_dof_spacing", "512", true, false )
+
+-- Global table to hold the DoF effect
+DOF_Ents = {}
+DOF_SPACING = 0
+DOF_OFFSET = 0
+
+local NUM_DOF_NODES = 16
+
+function DOF_Kill()
+
+	for i = #DOF_Ents, 1, -1 do
+
+		local v = DOF_Ents[i]
+
+		if ( IsValid( v ) ) then
+			v:Remove()
+		end
+
+		DOF_Ents[i] = nil
+
+	end
+
+	DOFModeHack( false )
+
+end
+
+function DOF_Start()
+
+	DOF_Kill()
+
+	for i = 0, NUM_DOF_NODES do
+
+		local effectdata = EffectData()
+		effectdata:SetScale( i )
+		util.Effect( "dof_node", effectdata )
+
+	end
+
+	DOFModeHack( true )
+
+end
+
+hook.Add( "Think", "DOFThink", function()
+
+	DOF_SPACING = pp_dof_spacing:GetFloat()
+	DOF_OFFSET = pp_dof_initlength:GetFloat()
+
+end )
+
+cvars.AddChangeCallback( "pp_dof", function( name, oldvalue, newvalue )
+
+	if ( !GAMEMODE:PostProcessPermitted( "dof" ) ) then return end
+
+	if ( newvalue != "0" ) then
+		DOF_Start()
+	else
+		DOF_Kill()
+	end
+
+end )
+
+
+list.Set( "PostProcess", "#dof_pp", {
+
+	icon = "gui/postprocess/dof.png",
+	convar = "pp_dof",
+	category = "#effects_pp",
+
+	cpanel = function( CPanel )
+
+		CPanel:AddControl( "Header", { Description = "#dof_pp.desc" } )
+		CPanel:AddControl( "CheckBox", { Label = "#dof_pp.enable", Command = "pp_dof" } )
+
+		local params = { Options = {}, CVars = {}, MenuButton = "1", Folder = "dof" }
+		params.Options[ "#preset.default" ] = { pp_dof_initlength = "256", pp_dof_spacing = "512" }
+		params.CVars = table.GetKeys( params.Options[ "#preset.default" ] )
+		CPanel:AddControl( "ComboBox", params )
+
+		CPanel:AddControl( "Slider", { Label = "#dof_pp.spacing", Command = "pp_dof_spacing", Type = "Float", Min = "8", Max = "1024" } )
+		CPanel:AddControl( "Slider", { Label = "#dof_pp.start_distance", Command = "pp_dof_initlength", Type = "Float", Min = "9", Max = "1024" } )
+
+	end
+
+} )